UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0nsxxMkJ7LEKMiPmwefNsyz81AJFEbkRf6OqUw3WWvk=' 
WHERE 
  key_id = '83e4e798f923bc2cf637df97a87233eb10739f8c3312e8a313a6da6d1d93210d' 
  AND (
    token = '0nsxxMkJ7LEKMiPmwefNsyz81AJFEbkRf6OqUw3WWvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )